he is one of the largest of the boys. He was sent to the disciplinary school for drunken violence and assault related to underage drinking. Despite his crimes and intimidating physical size, he is normally very kind-hearted and quiet. He enjoys eating and tends to be the most cheerful of the boys. He is best friends with Soldier, and although he claims he is not very smart, he is capable of feats that have helped them at times. He later works for a construction company, although he claims he does this to enjoy the food. He eventually quit become a construction worker and went on to become a professional wrestler and also Mario's boxing assistant. A female nurse who sheltered escapees from the reformatory and is Sakuragi's lover. She later fell in love with Mario, but left him not too long after. She eventually married and had a son named . One of the Shōnan Special Reformatory's senior guards. Ishihara is a brutal and sadistic man who enjoys beating and punishing students for the slightest reason. Of all the students, he has the greatest grudge against Sakuragi, who shows no fear of Ishihara nor falls for his schemes. This has made Ishihara secretly afraid of Sakuragi, especially when Sakuragi stares at him, which drives him to want to kill Sakuragi. He neither cares for or respects any student or guard at the school except for Dr. Sasaki, who pays him so he can violate the boys. After leaving the reformatory, he is seen on the coast, in a very poor and emaciated state. After being confronted by Mario, he is left at its mercy, given his now miserable life. The doctor at the Shōnan Special Reformatory. He will often publicly say, "We must treat the children well." Secretly however, Sasaki is a pedophile and regularly sexually molests boys at the school. Sasaki will usually pay Ishihara to send prisoners to him so he can violate them; something that Ishihara himself finds pleasure with, due to his sadistic nature. In the past, Sasaki violated one of Sakuragi's former cellmates, Hagino, resulting in the boy committing suicide. Sasaki, like Ishihara, wants to kill Sakuragi before he leaves the school because Sakuragi has knowledge of Sasaki's crimes and can prove them. After leaving the reformatory he aims to be a mayor, however his plans break apart when the six boys force him to